Power and Processing:

• 11-channel amplifier
• 140 watts per channel into 8 ohms (20-20,000 Hz) at 0.05% THD, with 2 channels driven
• Dolby® and DTS® surround sound decoding
  • Dolby Atmos processing for use with in-ceiling or "height" speakers for more enveloping surround sound; supports configurations up to 7.1.4 or 9.1.2
  • DTS:X for an immersive, 3-dimensional soundstage
• Auro-3D® built-in for three-dimensional soundfields with Auro-3D soundtrack mixes
• IMAX Enhanced certification for improved performance with IMAX Enhanced content (via future firmware update)
• video upconversion (up to 4K) for analog and HDMI sources
• built-in HEOS technology wirelessly connects compatible HEOS components for whole home audio
  • free HEOS app offers easy Wi-Fi control, settings adjustments, and music selection and playback
  • works with Amazon Alexa-compatible voice control assistants
• Audyssey MultEQ® XT32 speaker calibration and system optimization includes:
  • MultEQ® XT32 advanced auto setup and room calibration uses high-resolution digital processing filters to deliver balanced, dynamic sound to as many as 8 listening positions (expandable to 32 with a professional installer)
  • Audyssey Dynamic Volume mode to keep listening levels steady
  • Audyssey Dynamic EQ for fuller sound at lower listening levels
  • Sub EQ HT provides individual calibration for dual subwoofers, for even bass response throughout the room
  • Low Frequency Containment reduces the amount of bass that bleeds into other rooms
  • Audyssey MultEQ Editor app for further audio customization (paid app; not included)

Audio Performance Features:

• symmetrical monolithic amplifier design with 11 identical amplifier channels for seamless sound integration
• centrally mounted oversized toroidal transformer for stable, noise-free operation
• copper-plated chassis
• gold-plated RCA terminals
• reference-class 32-bit/192kHz AKM (Asahi Kasei Microdevices) digital-to-analog converters on all channels
• Marantz's Hyper Dynamic Amplifier Modules (HDAM) offer improved dynamic range and detail while reducing noise
• current feedback circuit for accurate, natural sound at all volume levels
• Pure Direct mode turns off unused circuitry for cleaner audio signals
• bi-amp capability with compatible front speakers by reassigning "surround back" or "height" channels

Connections:

• HDMI audio/video switching: 8 in (includes 1 front-panel input), 3 out
  • HDCP 2.2 technology ensures compatibility with 4K Ultra HD sources and TVs (all HDMI inputs and outputs)
  • HDR-compatible for extended picture contrast and brightness with compatible 4K TVs and HDR-encoded content
  • supports HDR10 and Dolby Vision
• component video switching: 3 in, 1 out
• composite video switching: 5 in, 2 out (includes front-panel input)
• digital audio inputs: 2 optical and 2 coaxial
• 7 analog stereo audio inputs (including front-panel input)
• MM (moving magnet) phono input for connecting a turntable
• 7.1-channel preamp inputs
• 11.2-channel preamp outputs include outputs for 2 powered subwoofers
• front-panel USB port for audio playback from USB memory devices
• outputs for 11 speakers (Front L/R, Center, Surround L/R, Surround Back L/R, Height 1 L/R, Height 2 L/R)
• Ethernet port for wired network connection
• RS-232C, remote, IR, and 12 volt-trigger connections for use with external controllers
• 1/4" headphone output
• detachable power cord

General Features:

• 4K/60p and 3D video pass-through
• free Marantz remote app lets you use your compatible mobile device as a Wi-Fi remote
• Setup Assistant guides you through the initial connection process and settings
• intuitive, full-color on-screen guide
• HDMI standby pass-through allows HDMI switching without powering up receiver
• AM/FM tuner
• remote control
• 17-3/8"W x 7-5/16"H x 18-1/8"D (9-13/16"H with Wi-Fi antennas raised)
• weight: 38.4 lbs.